This premium electronic CodeLoxx cylinder provides more security, control and convenience at your door. It is operated using the read-protected ABUS Seccor chip key. A special advantage of this cylinder is the wireless module in the inside knob, which allows for incredibly easy operation of the alarm system and countless control functions in conjunction with the AE255F analysis unit. The cylinder has additional plating for even more protection against break-ins. The unique modular extension system guarantees maximum flexibility during installation, use or structural changes.